In the photos, Aguilera appears in outfits familiar to fans from the music videos "Come On Over" and "Genie in a Bottle," released in the late '90s.
If you didn't know the videos came out 25 years ago, you might not notice the age difference between Christina in the old and new photos (the singer turns 44 in December).
Zoomboola.com reminds us that Christina Aguilera first revealed her appearance after extreme weight loss to the public in March of this year.Christina AguileraGoing through my old things, I was amazed to find the exact pants I wore in the videos 'Come On Over' and 'Genie In A Bottle.' It was fun to try on these outfits again and look at them from a different angle after so many years.
Online users note that after losing weight, Aguilera seems to have shed two decades. Some speculate that the drastic transformation might have involved special figure-correcting medications.
Rumors circulate online that a drug, initially developed for diabetes treatment, might have been the reason for her transformation. This medication has unexpectedly gained popularity among celebrities as a quick weight-loss solution.
However, Christina Aguilera herself has not yet commented on how exactly she managed to shed the extra pounds.
Read more about Christina Aguilera's life, her path to success, career, and interesting facts in her biography.